taler-ios

iOS apps for GNU Taler (wallet)
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CharacterSet+contains.swift (646B)

      1 /*
      2  * This file is part of GNU Taler, ©2022-25 Taler Systems S.A.
      3  * See LICENSE.md
      4  */
      5 /**
      6  * @author Marc Stibane
      7  */
      8 import Foundation
      9 
     10 public extension CharacterSet {
     11 
     12     func contains(_ character: Character) -> Bool {
     13         character.unicodeScalars.allSatisfy(contains)
     14     }
     15 
     16     func containsAll(in string: String) -> Bool {
     17         string.unicodeScalars.allSatisfy(contains)
     18     }
     19 }
     20 
     21 public extension CharacterSet {
     22 
     23     static func + (lhs: CharacterSet, rhs: CharacterSet) -> CharacterSet {
     24         lhs.union(rhs)
     25     }
     26 
     27     static func - (lhs: CharacterSet, rhs: CharacterSet) -> CharacterSet {
     28         lhs.subtracting(rhs)
     29     }
     30 }